STO special protection VFD
VFD500-018G/022PT4B
Veikong VFD variable frequency drive has updated all the time and nowadays it support special protection function STO function which is very nice for the whole system.
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Veikong VFD variable frequency drive with STO special protection function
Veikong VFD500 series variable frequency drive updated functions
1. Special function STO which is unique in the market
2. Optimized SVC algorithm, stable operation in power generation
3. Tension control and torque mode control
3. Tension control and torque mode control
4. Up to 200% starting torque at Ohz
5. Asynchronous motor control
6. Comparator and logic unit/controller
Veikong VFD500 series variable frequency drive18kw specification data
| Item | Specification | |
| Control | Control mode | V/f control Sensorless flux vector controlwithout PG card（SVC） Sensor speed flux vector control with PG card (VC) |
| Operating mode | Speed control、Torque control（SVC and VC） | |
| Speed range | 1:100 (V/f) 1:200( SVC) 1:1000 (VC) | |
| Speed control accuracy | ±0.5% (V/f) ±0.2% (SVC) ±0.02% (VC) | |
| Speed response | 5Hz(V/f) 20Hz(SVC) 50Hz(VC) | |
| frequency range | 0.00～600.00Hz(V/f) 0.00～200.00Hz(SVC) 0.00～400.00Hz(VC) | |
| Input frequency resolution | Digital setting: 0.01 Hz Analog setting: maximum frequency x 0.1% | |
| Startup torque | 150%/0.5Hz(V/f)180%/0.25Hz180%/0Hz(VC) | |
| Torque control accuracy | SVC：within 5Hz10%，above 5Hz5% VC:3.0% | |
Veikong products variable frequency drive different application pics 
Veikong variable frequency drive and company brief introduction
Veikong variable frequency drive and company brief introduction
Veikong is without doubt one of the top 10 variable frequency drive suppliers in China, boasting an impressive portfolio of exports to over 50 countries around the globe. The positive feedback we receive from most of our clients is a testament to the quality and reliability of our variable frequency drive.
In addition to our superior product offerings, we pride ourselves on having a highly skilled and professional R&D team, dedicated to enhancing our product quality and introducing new and innovative features. For instance, our flagship variable frequency drive VFD500 series is now equipped with essential fire mode and STO capabilities, ensuring our customers are prepared for any urgent situation.
At Veikong, we prioritize building trust and establishing long-term relationships with our customers. With our unwavering commitment to delivering top-notch products and services, you can rest assured that you can count on us as your trusted supplier.
In addition to our superior product offerings, we pride ourselves on having a highly skilled and professional R&D team, dedicated to enhancing our product quality and introducing new and innovative features. For instance, our flagship variable frequency drive VFD500 series is now equipped with essential fire mode and STO capabilities, ensuring our customers are prepared for any urgent situation.
At Veikong, we prioritize building trust and establishing long-term relationships with our customers. With our unwavering commitment to delivering top-notch products and services, you can rest assured that you can count on us as your trusted supplier.
Questions and answers of Veikong variable frequency drive
1. Does Veikong variable frequency drive supports OEM service? What kind of OEM service can we provide?
A: Yes, Veikong has been provided OEM service to many clients to help them grow better in the market. Besides, Veikong variable frequency drive does not only support brand name OEM, but also support internal software OEM. For example, we have clients who request special software in lifting areas, we can also OEM software for them.
2. Does Veikong variable frequency drive products have the MOQ for purchasing?
A: For Veikong brand variable frequency drive, there is no restrictions on the quantity of products. But some of our clients who request OEM service, there will a certain MOQ based on the OEM type they need. Of course, as a whole seller of variable frequency drive, the quantity is really important for us to make a good quote for our clients.
3. What's the warranty of Veikong variable frequency drive?
A: Veikong variable frequency drive provides 18 months warranty which means we will be responsible for any problems due to the product itself and will send out free components for repairing only if we get the mistake report from our clients. Besides, even after 18 months, we can also provide free techncial support, but charged the components for repairing.
If you still have any questions towards Veikong variable frequency drive, please feel free to contact us and we are always here to support you.